old = {
       "carId": "HQEV773",
       "leftTurn": false,
       "rightTurn": false,
       "totalMileage": 90251.46355649804,
       "gear": 1,
       "mode": "COMPLETE_MANUAL",
       "steering": 15.99609375,
       "createTime": 1667538132000,

       "validMileage": 86424.23693165381, #无效
       "fuel": 34.0, #油量，无效
       "throttle": 3.5999999046325684,    #油门力度，现在云控自算
       "brake": 0.0,        # 刹车力度，现在云控自算
       "area": "GuangZhouHuangPu", #区域地点，无效
       "osVersion": "CarOS: baseos-3.14.19.8",#无效
       "staticMap": "",#无效
       "srMap": "intensitymap_msg_alt_map-GuangZhouHuangPu-1.5.0.23",#无效
       "hdMap": "GuangZhouHuangPu-1.10.40.69",#无效
       "startTime": 1667517663000,#无效
       "vehLoc": "CarInfoResponse.CarInfoData.VehLoc("
                 
                 "speed=10.399999809265138, " 
                 "headAngle=116.0643405619, "
                 "bd09Longitude=113.47781561635755, "
                 "bd09Latitude=23.180644057670225, "
                 "bd09Altitude=0.0, "
                 "gcj02Longitude=113.47124434654063, "
                 "gcj02Latitude=23.174923673329143, "
                 "gcj02Altitude=0.0)"}
